28646220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3041}}^1$

素因数の和:3210

約数の個数: 48

約数和(自身を含む): 80746848

約数和(自身を除く): 52100628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3041, 3140, 4710, 6082, 9123, 9420, 12164, 15205, 18246, 30410, 36492, 45615, 60820, 91230, 182460, 477437, 954874, 1432311, 1909748, 2387185, 2864622, 4774370, 5729244, 7161555, 9548740, 14323110, 28646220]

約数ペア:

[(1, 28646220), (2, 14323110), (3, 9548740), (4, 7161555), (5, 5729244), (6, 4774370), (10, 2864622), (12, 2387185), (15, 1909748), (20, 1432311), (30, 954874), (60, 477437), (157, 182460), (314, 91230), (471, 60820), (628, 45615), (785, 36492), (942, 30410), (1570, 18246), (1884, 15205), (2355, 12164), (3041, 9420), (3140, 9123), (4710, 6082)]